Paul Rogers has uploaded this change for review. ( http://gerrit.cloudera.org:8080/11980
Change subject: IMPALA-7881: Visualize AST for easier debugging ...................................................................... IMPALA-7881: Visualize AST for easier debugging Provides a debug-time class to visualize the analysis-time AST for use by developers. Uses a very simple JSON-like output. See IMPALA-7881 for an example. Emphasize simplicity over elegance, many refinements can follow. Tests: This is test only code that is not even called from anywhere. A developer must insert a temporary call when doing debugging. As a result, the code cannot impact any other part of the code base. Change-Id: Ia083c63953ceec0abedd2e0753b9444c19fcd114 --- A fe/src/test/java/org/apache/impala/util/treevis/AstPrinter.java A fe/src/test/java/org/apache/impala/util/treevis/TreePrinter.java A fe/src/test/java/org/apache/impala/util/treevis/Visualizer.java 3 files changed, 393 insertions(+), 0 deletions(-) git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/80/11980/1 -- To view, visit http://gerrit.cloudera.org:8080/11980 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: Ia083c63953ceec0abedd2e0753b9444c19fcd114 Gerrit-Change-Number: 11980 Gerrit-PatchSet: 1 Gerrit-Owner: Paul Rogers <[email protected]>
